REMOVE

1. pen and ink
2. War allies
3. Uncle Sam (Nickname)
4. Library of Congress Prints a …
5. 1854-1931
6. c1918

WHAT

1. Drawings and Watercolors (1)
2. Editorial cartoons (1)
3. Ink drawings (1)
4. Uncle Sam (Nickname) (1)
5. War allies (1)

WHO

1. Library of Congress Print … (1)
2. Rogers, W. A. (1)

WHEN

1. 1916 (1)
2. 1920 (1)